July weather forecast
Sasebo, Japan

July

Weather in July

July witnesses the peak of summer in Sasebo. The weather in this period sees the highest average daily temperature at 27.6°C (81.7°F) and the highest rainfall during the year at 192mm (7.56"). This makes the city hot and humid making hydration important for residents and visitors alike. Apart from the rain, the city sees longer sunshine hours, adding to the heat. While the summer might be difficult for some, the increased daylight provides more time for activities.

Temperature

July's arrival brings a modest temperature shift, moving from 24.1°C (75.4°F) in June to a still warm 27.6°C (81.7°F). Sasebo's nighttime temperatures in July settle close to daytime highs at an average of 23.4°C (74.1°F).

Heat index

The heat index for July is appraised at a hot 32°C (89.6°F). Uninterrupted exposure and activity might result in fatigue, potentially causing heat cramps.
Heat index determinations are made taking into account the shade and light air movements. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'real feel', marries air temperature and humidity to produce a value illustrating perceived warmth. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are especially crucial for babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

July is the most humid month in Sasebo, with an average relative humidity of 87%.

Rainfall

The month with the most rainfall in Sasebo is July, when the rain falls for 19.7 days and typically aggregates up to 192mm (7.56") of precipitation.

Snowfall

March through November are months without snowfall in Sasebo.

Sea temperature

In Sasebo, the average seawater temperature in July is 25.6°C (78.1°F).
Note: For any water activity, temperatures between 25°C (77°F) and 29°C (84.2°F) are deemed excellent and extremely satisfying for enduring periods.

Daylight

The average length of the day in July is 14h and 6min.
On the first day of July, sunrise is at 05:15 and sunset at 19:34. On the last day of the month, sunrise is at 05:33 and sunset at 19:21 JST.

Sunshine

The average sunshine in July is 8.7h.

UV index

July is the month with the highest UV index in Sasebo, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In July, a regular UV index of 7 translates into these guidelines:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Warning! Reflective surfaces like sand and water amplify the Sun's UV radiation.

Frequently asked questions

What are July temperatures in Sasebo?
In July, in Sasebo, the average high-temperature is 27.6°C (81.7°F), and the average low-temperature is 23.4°C (74.1°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in July is appraised at 32°C (89.6°F).
What is the most humid month in Sasebo?
The most humid month in Sasebo, Japan, is July, with an average relative humidity of 87%.
What is the average humidity in July in Sasebo?
In July, the average relative humidity is 87%.
What is the wettest month in Sasebo?
The month with the most rainfall in Sasebo, Japan, is July, when the rain falls for 19.7 days and typically aggregates up to 192mm (7.56") of precipitation.
How much does it rain in Sasebo in July?
In Sasebo, during July, the rain falls for 19.7 days and regularly aggregates up to 192mm (7.56") of precipitation.
When it does not snow in Sasebo?
March through November are months without snowfall in Sasebo, Japan.
What is the sea water temperature in July in Sasebo?
In Sasebo, the average seawater temperature in July is 25.6°C (78.1°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.
How many hours of daylight does Sasebo have in July?
In July, the average day length is 14h and 6min.
When is the sunrise / sunset in July in Sasebo?
On the first day of July in Sasebo, Japan, sunrise is at 05:15 and sunset at 19:34. On the last day of the month, sunrise is at 05:33 and sunset at 19:21 JST.
How long on average sun shines in July in Sasebo?
In Sasebo, the average sunshine duration in July is 8.7h.
When is the highest UV index in Sasebo?
With an average maximum UV index of 7, July is the month with the highest UV index in Sasebo, Japan.
What is the UV index intensity in July in Sasebo?
The average daily maximum UV index in July in Sasebo, Japan, is 7. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in July - Sasebo, Japan
Average temperature in July
Sasebo, Japan
  • Average high temperature in July: 27.6°C

The warmest month (with the highest average high temperature) is August (29.6°C).
The month with the lowest average high temperature is January (9.3°C).

  • Average low temperature in July: 23.4°C

The month with the highest average low temperature is August (24.8°C).
The coldest month (with the lowest average low temperature) is January (5.4°C).

Average pressure in July - Sasebo, Japan
Average pressure in July
Sasebo, Japan
  • Average pressure in July: 1008.3mbar

The month with the highest atmospheric pressure is January (1022.2mbar).
The month with the lowest atmospheric pressure is June (1008mbar).

Average wind speed in July - Sasebo, Japan
Average wind speed in July
Sasebo, Japan
  • Average wind speed in July: 12.2km/h

The windiest months (with the highest average wind speed) are January and December (16.7km/h).
The calmest month (with the lowest average wind speed) is June (10.6km/h).

Average humidity in July - Sasebo, Japan
Average humidity in July
Sasebo, Japan
  • Average humidity in July: 87%

The month with the highest relative humidity is July (87%).
The month with the lowest relative humidity is March (71%).

Average rainfall in July - Sasebo, Japan
Average rainfall in July
Sasebo, Japan
  • Average rainfall in July: 192mm

The wettest month (with the highest rainfall) is July (192mm).
The driest month (with the least rainfall) is January (38mm).

Average rainfall days in July - Sasebo, Japan
Average rainfall days in July
Sasebo, Japan
  • Average rainfall days in July: 19.7 days

The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is May (9.5 days).

Average snowfall in July - Sasebo, Japan
Average snowfall in July
Sasebo, Japan
  • Average snowfall in July: 0mm

The month with the highest snowfall is January (6mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).

Average snowfall days in July - Sasebo, Japan
Average snowfall days in July
Sasebo, Japan
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (2.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average sea temperature in July - Sasebo, Japan
Average sea temperature in July
Sasebo, Japan
  • Average sea temperature in July: 25.6°C

The best month for swimming (with the highest average sea temperature) is August (27.7°C).
The coldest month (with the lowest average sea temperature) is March (14.7°C).

Average daylight in July / Average sunshine in July - Sasebo, Japan
Average daylight in July /
Average sunshine in July
Sasebo, Japan
  • Average daylight in July: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in July: 8h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The months with the least sunshine are January and December (Average sunshine: 4h and 30min).

Average sunshine days in July - Sasebo, Japan
Average sunshine days in July
Sasebo, Japan
  • Average sunshine days in July: 9.5 days

The month with the most sunshine days is May (20.2 days).
The months with the least sunshine days are July and December (9.5 days).

Average UV index in July - Sasebo, Japan
Average UV index in July
Sasebo, Japan
  • Average UV index in July: 7

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in July - Sasebo, Japan
Average cloud cover in July
Sasebo, Japan
  • Average cloud cover in July: 47

The months with the most cloud cover are January and December (Cloud cover 51).
The month with the least cloud cover is October (Cloud cover 33).

Average visibility in July - Sasebo, Japan
Average visibility in July
Sasebo, Japan
  • Average visibility in July: 9km

The months with the highest visibility are January, February, March, April, September, October, November and December (10km).
The months with the lowest visibility are May, June, July and August (9km).

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